All V1 collection-level endpoints in ChromaDB's Python project pass None for the tenant and database to the authorization layer, allowing attackers to bypass authorization controls by using the V1 endpoints.
History

Tue, 16 Jun 2026 15:15:00 +0000

Type Values Removed Values Added
First Time appeared Trychroma
Trychroma chromadb
CPEs cpe:2.3:a:trychroma:chromadb:*:*:*:*:*:python:*:*
Vendors & Products Trychroma
Trychroma chromadb
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N'}

cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}


Mon, 15 Jun 2026 12:15:00 +0000

Type Values Removed Values Added
Title Authorization Bypass via V1 Collection‑Level Endpoints in ChromaDB chromadb: ChromaDB: Authorization bypass in V1 collection-level endpoints
Weaknesses CWE-551
References
Metrics threat_severity

None

cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N'}

threat_severity

Important


Fri, 12 Jun 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Fri, 12 Jun 2026 17:15:00 +0000

Type Values Removed Values Added
Title Authorization Bypass via V1 Collection‑Level Endpoints in ChromaDB

Fri, 12 Jun 2026 16:45:00 +0000

Type Values Removed Values Added
First Time appeared Chroma
Chroma chromadb
Vendors & Products Chroma
Chroma chromadb

Fri, 12 Jun 2026 15:45:00 +0000

Type Values Removed Values Added
Description All V1 collection-level endpoints in ChromaDB's Python project pass None for the tenant and database to the authorization layer, allowing attackers to bypass authorization controls by using the V1 endpoints.
Weaknesses CWE-639
References
Metrics cvssV4_0

{'score': 8.8, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: HiddenLayer

Published: 2026-06-12T15:11:46.697Z

Updated: 2026-06-12T16:20:54.122Z

Reserved: 2026-05-13T14:01:39.604Z

Link: CVE-2026-45832

cve-icon Vulnrichment

Updated: 2026-06-12T16:19:53.297Z

cve-icon NVD

Status : Analyzed

Published: 2026-06-12T16:16:28.933

Modified: 2026-06-16T15:07:21.920

Link: CVE-2026-45832

cve-icon Redhat

Severity : Important

Publid Date: 2026-06-12T15:11:46Z

Links: CVE-2026-45832 - Bugzilla